# For more information about using CMake with Android Studio, read the
# documentation: https://d.android.com/studio/projects/add-native-code.html

# Sets the minimum version of CMake required to build the native library.

cmake_minimum_required(VERSION 3.4.1)

# Creates and names a library, sets it as either STATIC
# or SHARED, and provides the relative paths to its source code.
# You can define multiple libraries, and CMake builds them for you.
# Gradle automatically packages shared libraries with your APK.

add_library( # Sets the name of the library.
             glhelper

             # Sets the library as a shared library.
             SHARED

             # Provides a relative path to your source file(s).
             glhelper/com_lmy_codec_helper_GLHelper.c

        )

include_directories("glhelper/")
#include_directories("speexdsp/include/")
#include_directories("speexdsp/libspeexdsp/")
add_library(cpufeatures STATIC
        ${ANDROID_NDK}/sources/android/cpufeatures/cpu-features.c)
target_include_directories(glhelper PRIVATE ${ANDROID_NDK}/sources/android/cpufeatures)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/../jniLibs/${ANDROID_ABI})
#色彩空间转换库
add_library(yuvconver SHARED yuvconver/yuvconver.cpp)
#speexdsp降噪
#[[
add_library(speexdsp SHARED
        speexdsp/Java_com_lmy_codec_native_processor_DeNoise.cpp
        speexdsp/DeNoise.cpp
        speexdsp/libspeexdsp/preprocess.c
        speexdsp/libspeexdsp/buffer.c
        speexdsp/libspeexdsp/fftwrap.c
        speexdsp/libspeexdsp/filterbank.c
        speexdsp/libspeexdsp/.

        )
]]


# Searches for a specified prebuilt library and stores the path as a
# variable. Because CMake includes system libraries in the search path by
# default, you only need to specify the name of the public NDK library
# you want to add. CMake verifies that the library exists before
# completing its build.

find_library( # Sets the name of the path variable.
              log-lib

              # Specifies the name of the NDK library that
              # you want CMake to locate.
              log )

# Specifies libraries CMake should link to your target library. You
# can link multiple libraries, such as libraries you define in this
# build script, prebuilt third-party libraries, or system libraries.

target_link_libraries( # Specifies the target library.
                        glhelper
                        yuvconver
                       # Links the target library to the log library
                       # included in the NDK.
                        #获取CPU架构和特性相关信息的库
                        cpufeatures
                        #opengles库
                        GLESv2
                       ${log-lib} )

